Natural fractures in ultra-deep reservoirs of China: A review

L Zeng, Y Song, G Liu, X Tan, X Xu, Y Yao… - Journal of Structural …, 2023 - Elsevier
In recent years, China has made significant progress in exploring oil and gas in sandstone
and carbonate rocks with burial depths of more than 6000 m in the Tarim, Sichuan, and …

A deep learning object detection method for fracture identification using conventional well logs

S Dong, J Hao, L Zeng, X Yang, L Wang… - … on Geoscience and …, 2024 - ieeexplore.ieee.org
Reservoir characterization struggles with identifying fractures, a typical imbalance
classification problem. To handle this issue, a novel approach called fracture identification …

Automatic borehole fracture detection and characterization with tailored Faster R-CNN and simplified Hough transform

S Han, X Xiao, B Song, T Guan, Y Zhang… - Engineering Applications of …, 2023 - Elsevier
Understanding the geological information of fractures from borehole images is essential for
conducting a thorough geological analysis in engineering. Recently, the convolutional …

Investigation of REV scale and anisotropy for 2D permeable fracture Networks: The role of geological entropy

C Li, J Sheng, Z Ye, X Fan, Q Fan - Journal of Hydrology, 2024 - Elsevier
To investigate the intrinsic association between geometrical properties and permeability of
anisotropic fractured media, a methodology of geological entropy is applied to anisotropic …

Effectiveness of embedded discontinuities technique in capturing geomechanical behavior in naturally fractured reservoirs

B Maciel, LL Alvarez, NT Belfort… - Journal of Petroleum …, 2024 - Springer
This paper highlights the efficacy of the finite element method with embedded strong
discontinuities in modeling discontinuities in porous media, specifically in the …

Geomechanics of salt towards natural barriers for the abandonment of pre-salt wells in Brazil

PALP Firme, D Roehl, C Mejia, C Romanel - Geoenergy Science and …, 2023 - Elsevier
Well plug and abandonment (P&A) is a topic within the context of decommissioning of great
importance for the industry and the environment. The trend for carbon capture and storage …

Experimental Study of Starting Pressure Gradient in Carbonate Gas Reservoirs

Y Zhu, XP Li, L Liao, DQ Feng, YK Mao, JQ Li… - Geotechnical and …, 2025 - Springer
As the carbonate gas reservoirs continue to be developed, the water saturation and effective
stress of the reservoir are constantly changing, which leads to the constant change of gas …

Impact of cold fluid injection on hydraulic fracture propagation

J Rueda, C Mejía, P Firme, D Roehl, D Rossi… - ARMA US Rock …, 2024 - onepetro.org
Hydraulic fracturing is widely employed to enhance permeability and well-reservoir
connectivity, increasing fluid flow and heat transfer in oil/gas/geothermal reservoirs …

Salt as Geological Barrier Towards the Abandonment (P&A) of Pre-Salt Wells in Brazil

P Firme, C Mejia, D Roehl, C Romanel - Available at SSRN 4370520 - papers.ssrn.com
Well plug and abandonment (P&A) is a topic within the context of decommissioning of great
importance for the industry and the environment. The trend for carbon capture and storage …